/*
 * Copyright (C) 2020 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.car.notification.headsup.animationhelper;

import android.animation.AnimatorInflater;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.content.Context;
import android.view.View;

import com.android.car.notification.R;

/** Sample AnimationHelper that animates the notification fading in from the top of the screen. */
public class CarHeadsUpNotificationTopAnimationHelper implements
        HeadsUpNotificationAnimationHelper {

    @Override
    public AnimatorSet getAnimateInAnimator(Context context, View view) {
        AnimatorSet animatorSet = (AnimatorSet) AnimatorInflater.loadAnimator(
                context, R.animator.heads_up_notification_transition_in);
        ObjectAnimator objectAnimator = (ObjectAnimator) animatorSet.getChildAnimations().get(0);
        objectAnimator.setFloatValues(getHUNFinalPosition());
        return animatorSet;
    }

    @Override
    public AnimatorSet getAnimateOutAnimator(Context context, View view) {
        return (AnimatorSet) AnimatorInflater.loadAnimator(
                context, R.animator.heads_up_notification_transition_out);
    }

    @Override
    public void resetHUNPosition(View view) {
        view.setY(getHUNInitialPosition(view));
        view.setAlpha(0);
    }

    private float getHUNInitialPosition(View view) {
        return -1 * view.getHeight();
    }

    private float getHUNFinalPosition() {
        return 0f;
    }
}
